JP3935598B2 - Embedded ceiling air conditioner - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an improvement in the structure of a ceiling-embedded air conditioner.
[0002]
[Prior art]
A ceiling-embedded air conditioner is configured by attaching a ceiling panel to a unit body that contains a heat exchanger, a fan, a fan motor, etc., and a suction port is blown around the suction port at the center of the ceiling panel. An exit is formed.
[0003]
Such a ceiling-embedded air conditioner is suspended from the ceiling with the unit body supported by suspension bolts suspended from the ceiling of the building. At this time, generally, the ceiling panel is fitted into the opening of the ceiling plate of the building, and the unit main body of the ceiling-embedded air conditioner is not visible from the outside.
[0004]
[Problems to be solved by the invention]
However, in some buildings, there is no ceiling plate, and the unit main body of the ceiling-embedded air conditioner suspended from the ceiling may be exposed to the outside. The unit body is a solid steel sheet with no paint on the outer surface, and the surface is affixed with heat insulating material. May be damaged.
[0005]
An object of the present invention has been made in consideration of the above-described circumstances, and is embedded in a ceiling-type air conditioner that can improve the aesthetics even when installed on the ceiling of a building with the unit body exposed. Is to provide a machine.
[0006]
[Means for Solving the Problems]
The invention according to claim 1 is a ceiling-embedded air conditioner constructed by attaching a ceiling panel having a suction port and a blower outlet to a unit body that houses a heat exchanger and a fan.
A plurality of decorative covers are arranged so as to cover the outer periphery of the unit main body, and have a substantially L-shaped reinforcing metal fitting having substantially the same width as the decorative cover and supporting the back side of the decorative cover. Thus , the lower end of the decorative cover is fixed to the ceiling panel, and the upper ends of the pair of facing decorative covers are connected by a reinforcing top plate that also functions as a decorative member .
[0007]
According to a second aspect of the present invention, in the first aspect of the present invention, the at least one decorative cover is formed with an insertion hole through which a pipe connected to the unit body communicates .
[0009]
The present invention has the following effects.
[0010]
Since the decorative member is disposed so as to cover the outside (or outer periphery) of the unit body, the unit body can be used even when the ceiling-embedded air conditioner is installed on the ceiling with the unit body exposed. Since it is covered with the decorative member and cannot be seen from the outside, the aesthetics of the ceiling-embedded air conditioner can be improved.
[0012]
Since the decorative member comprising a plurality of plates is connected by the reinforcing plate, the rigidity of the decorative member can be ensured satisfactorily by the reinforcing plate.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
[0014]
FIG. 1 is a bottom view showing an embodiment of a ceiling-embedded air conditioner according to the present invention, omitting a suction grille. 2 is a longitudinal sectional view of the ceiling-embedded air conditioner of FIG.
[0015]
As shown in FIG. 2, reference numeral 10 denotes a ceiling-embedded air conditioner, and this air conditioner 10 is suspended and fixed in a ceiling space 11 of a building 13. The air conditioner 10 is a four-way blowing type air conditioner and includes a unit main body 12 and a ceiling panel 14.
[0016]
As shown in FIGS. 1 and 2, a suction port 16 is opened at the center position of the ceiling panel 14, and a total of four air outlets 18 are opened around the four directions of the suction port 16 of the ceiling panel 14. . A suction grille 17 and an air filter 20 also shown in FIG. 3 are provided at the suction port 16 of the ceiling panel 14. The air filter 20 is placed on the suction grille 17 and purifies the intake air.
[0017]
As shown in FIGS. 1 and 2, the fan motor 24 and the turbo fan 26 are formed in the unit main body 12 of the ceiling-embedded air conditioner 10 so as to be bent into a substantially rectangular shape so as to surround them. A heat exchanger 38 and an electrical box 36 are accommodated. In the heat exchanger 38, the tube plates 40 and 42 are partitioned by a partition plate 28, and a drain pump 30, a drain pipe 32, a refrigerant is provided in a space 43 outside the heat exchanger 38 partitioned by the partition plate 28. Pipes 34 and 35 are accommodated. The refrigerant pipe 34 and the refrigerant pipe 35 are so-called liquid pipe and gas pipe, respectively, and are connected to a heat exchanger 38 to guide the refrigerant from an outdoor unit (not shown) to the heat exchanger 38.
[0018]
As shown in FIG. 7, the ceiling panel 14 is fixed to the unit body 12 integrally with bosses 44 formed at the four corners by using fastening means such as bolts. In addition, as shown in FIG. 2, for example, four suspension bolts 46 are suspended from the ceiling 45 of the building 13, and the suspension fitting 47 of the unit body 12 is fixed to the suspension bolt 46 so that the ceiling is buried. The built-in air conditioner 10 is suspended from the ceiling 45 of the building 13.
[0019]
1 to 3, when the fan motor 24 in the unit main body 12 operates, the turbo fan 26 rotates, and the air in the room R is sucked from the suction port 16 through the suction grille 17 and is purified by the air filter 20. After that, after being sent to the heat exchanger 38 and exchanging heat with the heat exchanger 38, it is blown into the room R from the four outlets 18.
[0020]
In this case, the indoor air sucked from the suction port 16 and subjected to heat exchange is supplied to the drain pump 30, the drain pipe 32, the refrigerant pipes 34 and 35, etc. due to the presence of the partition plate 28 located at the corner portion of the unit body 12. It does not leak to the vicinity, and is almost certainly blown out into the room R through the four air outlets 18.
[0021]
Now, in the above-described ceiling-embedded air conditioner 10, as shown in FIGS. 2 and 4 to 8, decorative covers 48 </ b> A and 48 </ b> B as decorative members are provided so as to cover the entire outer periphery of the unit body 12. It is erected on the ceiling panel 14.
[0022]
Here, as shown in FIG. 2, the unit body 12 is configured such that two long side plates 49A are opposed to each other, and two short side plates 49B are opposed to each other to form a rectangular frame, A top plate 50 is fixed to the upper ends of the four side plates 49A and 49B by welding or the like. And the heat insulating material is stuck on the inner and outer surfaces of the side plates 49A and 49B and the top plate 50 of the unit main body 12. Further, the side plates 49A and 49B and the top plate 50 of the unit main body 12 are generally constituted by steel plates that are not subjected to makeup such as painting.
[0023]
As shown in FIGS. 2 and 4 to 8, the decorative cover 48A is a long plate that covers the outside of the side plate 49A, and the decorative cover 48B is a short plate that covers the outside of the side plate 49B. is there. These decorative covers 48A and 48B are made of a color steel plate or a solid steel plate whose outer surface is coated. Further, an insertion port 58 through which the drain pipe 32 and the refrigerant pipes 34 and 35 are communicated is opened on one side of the decorative cover 48B.
[0024]
On the back side of the ceiling panel 14 (on the unit body 12 mounting side), a long-shaped reinforcing bracket 51A and a short-shaped reinforcing bracket 51B are fixed to the outer position of the decorative panel 18 by fastening means such as a countersunk screw 52. Is done. The decorative cover 48A is fixed to the reinforcing metal fitting 51A, and the decorative cover 48B is fixed to the reinforcing metal fitting 51B by fixing means such as a decorative screw 53, respectively. Furthermore, both end portions of the decorative cover 48B are fixed to the flange surfaces 55 formed at both end portions of the decorative cover 48A by the decorative screws 54.
[0025]
In this way, the side covers 49A and 49B of the unit main body 12 are covered by the decorative covers 48A and 48B erected on the ceiling panel 14 so that the unit main body 12 is not exposed.
[0026]
Further, one or a plurality of (for example, three) reinforcing top plates 56 that also function as a decorative member are fixed to the upper end surfaces of the decorative covers 48A and 48B by a decorative screw 57, and are arranged upright. The rigidity of the covers 48A and 48B is ensured satisfactorily. The reinforcing top plate 56 is arranged so as to be spanned between the two decorative covers 48B, and is positioned above the top plate 50 of the unit main body 12 fixed to the ceiling panel 14.
[0027]
Next, a procedure for assembling the decorative covers 48A and 48B and the reinforcing top plate 56 will be described.
[0028]
First, the reinforcing brackets 51 </ b> A and 51 </ b> B are fixed to the ceiling panel 14 using the countersunk screws 52. Next, the decorative cover 48A is fixed to the reinforcing metal fitting 51A using the decorative screw 53, and similarly, the decorative cover 48B is fixed to the reinforcing metal fitting 51B using the decorative screw 53. Thereafter, both ends of the decorative cover 48B are fixed to the flange surface 55 of the decorative cover 48A using the decorative screw 54.
[0029]
Next, the ceiling panel 14 on which the decorative covers 48 </ b> A and 48 </ b> B are erected is attached to the unit main body 12 suspended from the ceiling 45 using bolts or the like by the boss portions 44. Finally, the reinforcing top plate 56 is fastened to the decorative covers 48A and 48B with the decorative screws 57 so as to span the decorative cover 48B. In this way, the assembly of the decorative covers 48A and 48B and the reinforcing top plate 56 is completed.
[0030]
Moreover, after attaching the ceiling panel 14 to the unit main body 12 suspended from the ceiling, the decorative covers 48A and 48B and the reinforcing top plate 56 may be attached.
[0031]
Therefore, according to the ceiling-embedded air conditioner 10 of the above embodiment, the following effects (1) and (2) are achieved.
[0032]
(1) Since the decorative covers 48A and 48B are arranged so as to cover the outer peripheries of the side plates 49A and 49B of the unit main body 12, the ceiling-embedded air conditioner 10 is exposed to the building 13 with the unit main body 12 exposed. Even when installed on the ceiling 45, the unit body 12 is covered with the decorative covers 48 </ b> A and 48 </ b> B and cannot be seen from the outside, so that the beauty of the ceiling-embedded air conditioner 10 can be improved.
[0033]
(2) Since the decorative covers 48A and 48B made of a plurality of plates are connected by the reinforcing top plate 56, the reinforcing top plates 56 can ensure good rigidity of the decorative covers 48A and 48B.
[0034]
As mentioned above, although this invention was demonstrated based on one Embodiment, this invention is not limited to this.
[0035]
For example, the reinforcing top plate 56 may be composed of a single plate, located outside the top plate 50 of the unit body 12, and cover the entire outside of the unit body 12 together with the decorative covers 48A and 48B.
[0036]
Further, in the above embodiment, the cover that covers the entire outer periphery (side plates 49A and 49B) of the unit main body 12 with the decorative covers 48A and 48B has been described, but the total of the decorative covers 48A and 48B is one sheet, two sheets, or three sheets. However, a part of the outer periphery of the unit body 12 may be covered.
[0037]
Further, the decorative covers 48A and 48B are not erected on the ceiling panel 14, but are attached to the outer surfaces of the side plates 49A and 49B of the unit body 12 or the outer surface of the heat insulating material attached to the side plates 49A and 49B. You may do it.
[0038]
【The invention's effect】
As described above, according to the ceiling-embedded air conditioner according to the present invention, the decorative member is disposed so as to cover the outside of the unit body. Even if it is installed on the ceiling of a building in a state where it is exposed, its aesthetics can be improved.
[Brief description of the drawings]
FIG. 1 is a bottom view showing an embodiment of a ceiling-embedded air conditioner according to the present invention, omitting a suction grille.
2 is a longitudinal sectional view of the ceiling-embedded air conditioner of FIG.
3 is a bottom view showing a state in which a suction grille of the ceiling-embedded air conditioner of FIG. 1 is installed. FIG.
4 is a plan view of the ceiling-embedded air conditioner of FIG. 1. FIG.
5 is a view taken in the direction of arrow V in FIG. 4;
FIG. 6 is a view on arrow VI of FIG.
7 is a perspective view showing a first half step in a procedure for attaching a decorative cover in the ceiling-embedded air conditioner of FIG. 1. FIG.
FIG. 8 is a perspective view showing the latter half of the attachment procedure of FIG. 7;
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 10 Ceiling embedded type air conditioner 12 Unit main body 13 Building 14 Ceiling panel 16 Inlet 18 Outlet 24 Turbofan 38 Heat exchanger 45 Ceiling 48A, 48B Decorative cover 51A, 51B Reinforcing bracket 56 Reinforcement top plate

Claims (2)

In a ceiling-embedded air conditioner configured by attaching a ceiling panel having a suction port and a blower outlet to a unit body that houses a heat exchanger and a fan,
A plurality of decorative covers are arranged so as to cover the outer periphery of the unit main body, and have a substantially L-shaped reinforcing metal fitting having substantially the same width as the decorative cover and supporting the back side of the decorative cover. And fixing the lower end of the decorative cover to the ceiling panel, and connecting the upper ends of the pair of facing decorative covers with a reinforcing top plate that also functions as a decorative member. Type air conditioner.   The ceiling-embedded air conditioner according to claim 1, wherein an insertion hole for communicating a pipe connected to the unit main body is formed in at least one of the decorative covers.

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